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56264-01 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

56264-01: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, overall_height: 1.570 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN, style_designator: CLOSED END, body_outside_diameter: 1.937 INCHES MINIMUM AND 1.997 INCHES MAXIMUM IN, end_item_identification: ADVANCED INTERCONTINENTAL BALLISTIC MISSILE (MX), nuclear_hardness_critical_feature: HARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-294-4970, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
56264-01
NSN: 5340-01-294-4970
FSC: 5340 — Hardware, Commercial
CAGE: 07703 — ATK LAUNCH SYSTEMS LLC DBA ATK LAUNCH SYSTEMS-PROMONTORY DIV PROPULSION SYSTEMS - PROMONTORY (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
overall_height1.570 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN
style_designatorCLOSED END
body_outside_diameter1.937 INCHES MINIMUM AND 1.997 INCHES MAXIMUM IN
end_item_identificationADVANCED INTERCONTINENTAL BALLISTIC MISSILE (MX)
nuclear_hardness_critical_featureHARDENED
material_document_and_classificationSTW4-6337 MFR REF SINGLE MATERIAL RESPONSE BODY
part_name_assigned_by_controlling_agencyBOOT, PROTECTIVE COVER-RECEPTACLE
NSN5340-01-294-4970
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 56264-01 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.937 INCHES MINIMUM AND 1.997 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CLOSED END
•
MATERIAL DOCUMENT AND CLASSIFICATION: STW4-6337 MFR REF SINGLE MATERIAL RESPONSE BODY
•
MATERIAL: RUBBER SILICONE BODY
•
NUCLEAR HARDNESS CRITICAL FEATURE: HARDENED
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.570 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.937 INCHES MINIMUM AND 1.997 INCHES MAXIMUM IN
STYLE DESIGNATORCLOSED END
MATERIAL DOCUMENT AND CLASSIFICATIONSTW4-6337 MFR REF SINGLE MATERIAL RESPONSE BODY
PART NAME ASSIGNED BY CONTROLLING AGENCYBOOT, PROTECTIVE COVER-RECEPTACLE
END ITEM IDENTIFICATIONADVANCED INTERCONTINENTAL BALLISTIC MISSILE (MX)
MATERIALRUBBER SILICONE BODY
NUCLEAR HARDNESS CRITICAL FEATUREHARDENED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 56264-01?
56264-01 is a BOOT,DUST AND MOISTURE SEAL.
What is the NSN for 56264-01?
56264-01 is cataloged in the U.S. Government catalog under NSN 5340-01-294-4970. This indicates validated use in U.S. government and defense supply chains.
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